<template>
  <div>
    <div class="gva-search-box">
      <el-form
        ref="elSearchFormRef"
        :inline="true"
        :model="searchInfo"
        class="demo-form-inline"
        @keyup.enter="onSubmit"
      >
        <el-form-item label="创建日期" prop="createdAtRange">
          <template #label>
            <span>
              创建日期

              <el-tooltip
                content="搜索范围是开始日期（包含）至结束日期（不包含）"
              >
                <el-icon><QuestionFilled /></el-icon>
              </el-tooltip>
            </span>
          </template>

          <el-date-picker
            v-model="searchInfo.createdAtRange"
            class="w-[380px]"
            type="datetimerange"
            range-separator="至"
            start-placeholder="开始时间"
            end-placeholder="结束时间"
          />
        </el-form-item>

        <el-form-item label="名称" prop="name">
          <el-input v-model="searchInfo.name" placeholder="搜索条件" />
        </el-form-item>

        <el-form-item label="年龄" prop="age">
          <el-input
            class="w-40"
            v-model.number="searchInfo.startAge"
            placeholder="最小值"
          />
          —
          <el-input
            class="w-40"
            v-model.number="searchInfo.endAge"
            placeholder="最大值"
          />
        </el-form-item>

        <el-form-item label="性别" prop="gender">
          <el-select
            v-model="searchInfo.gender"
            clearable
            filterable
            placeholder="请选择"
            @clear="
              () => {
                searchInfo.gender = undefined
              }
            "
          >
            <el-option
              v-for="(item, key) in genderOptions"
              :key="key"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </el-form-item>

        <template v-if="showAllQuery">
          <!-- 将需要控制显示状态的查询条件添加到此范围内 -->
        </template>

        <el-form-item>
          <el-button type="primary" icon="search" @click="onSubmit"
            >查询</el-button
          >
          <el-button icon="refresh" @click="onReset">重置</el-button>
          <el-button
            link
            type="primary"
            icon="arrow-down"
            @click="showAllQuery = true"
            v-if="!showAllQuery"
            >展开</el-button
          >
          <el-button
            link
            type="primary"
            icon="arrow-up"
            @click="showAllQuery = false"
            v-else
            >收起</el-button
          >
        </el-form-item>
      </el-form>
    </div>
    <div class="gva-table-box">
      <div class="gva-btn-list">
        <el-button type="primary" icon="plus" @click="openDialog()"
          >新增</el-button
        >
        <el-button
          icon="delete"
          style="margin-left: 10px"
          :disabled="!multipleSelection.length"
          @click="onDelete"
          >删除</el-button
        >
      </div>
      <el-table
        ref="multipleTable"
        style="width: 100%"
        tooltip-effect="dark"
        :data="tableData"
        row-key="ID"
        @selection-change="handleSelectionChange"
      >
        <el-table-column type="selection" width="55" />

        <el-table-column
          sortable
          align="left"
          label="日期"
          prop="CreatedAt"
          width="180"
        >
          <template #default="scope">{{
            formatDate(scope.row.CreatedAt)
          }}</template>
        </el-table-column>

        <el-table-column align="left" label="名称" prop="name" width="120" />

        <el-table-column align="left" label="年龄" prop="age" width="120" />

        <el-table-column align="left" label="介绍" prop="desc" width="120" />

        <el-table-column label="头像" prop="avatar" width="200">
          <template #default="scope">
            <el-image
              preview-teleported
              style="width: 100px; height: 100px"
              :src="getUrl(scope.row.avatar)"
              fit="cover"
            />
          </template>
        </el-table-column>
        <el-table-column align="left" label="性别" prop="gender" width="120">
          <template #default="scope">
            {{ filterDict(scope.row.gender, genderOptions) }}
          </template>
        </el-table-column>
        <el-table-column
          align="left"
          label="操作"
          fixed="right"
          :min-width="appStore.operateMinWith"
        >
          <template #default="scope">
            <el-button
              type="primary"
              link
              class="table-button"
              @click="clickDetail(scope.row)"
              ><el-icon style="margin-right: 5px"><InfoFilled /></el-icon
              >Deatail</el-button
            >
            <el-button
              type="primary"
              link
              class="table-button"
              @click="getDetails(scope.row)"
              ><el-icon style="margin-right: 5px"><InfoFilled /></el-icon
              >查看</el-button
            >
            <el-button
              type="primary"
              link
              icon="edit"
              class="table-button"
              @click="updateStudentFunc(scope.row)"
              >编辑</el-button
            >
            <el-button
              type="primary"
              link
              icon="delete"
              @click="deleteRow(scope.row)"
              >删除</el-button
            >
          </template>
        </el-table-column>
      </el-table>
      <div class="gva-pagination">
        <el-pagination
          layout="total, sizes, prev, pager, next, jumper"
          :current-page="page"
          :page-size="pageSize"
          :page-sizes="[10, 30, 50, 100]"
          :total="total"
          @current-change="handleCurrentChange"
          @size-change="handleSizeChange"
        />
      </div>
    </div>
    <el-drawer
      destroy-on-close
      :size="appStore.drawerSize"
      v-model="dialogFormVisible"
      :show-close="false"
      :before-close="closeDialog"
    >
      <template #header>
        <div class="flex justify-between items-center">
          <span class="text-lg">{{ type === 'create' ? '新增' : '编辑' }}</span>
          <div>
            <el-button :loading="btnLoading" type="primary" @click="enterDialog"
              >确 定</el-button
            >
            <el-button @click="closeDialog">取 消</el-button>
          </div>
        </div>
      </template>

      <el-form
        :model="formData"
        label-position="top"
        ref="elFormRef"
        :rules="rule"
        label-width="80px"
      >
        <el-form-item label="名称:" prop="name">
          <el-input
            v-model="formData.name"
            :clearable="true"
            placeholder="请输入名称"
          />
        </el-form-item>
        <el-form-item label="年龄:" prop="age">
          <el-input
            v-model.number="formData.age"
            :clearable="true"
            placeholder="请输入年龄"
          />
        </el-form-item>
        <el-form-item label="介绍:" prop="desc">
          <el-input
            v-model="formData.desc"
            :clearable="true"
            placeholder="请输入介绍"
          />
        </el-form-item>
        <el-form-item label="头像:" prop="avatar">
          <SelectImage v-model="formData.avatar" file-type="image" />
        </el-form-item>
        <el-form-item label="性别:" prop="gender">
          <el-select
            v-model="formData.gender"
            placeholder="请选择性别"
            style="width: 100%"
            filterable
            :clearable="true"
          >
            <el-option
              v-for="(item, key) in genderOptions"
              :key="key"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </el-form-item>
      </el-form>
    </el-drawer>

    <el-drawer
      destroy-on-close
      :size="appStore.drawerSize"
      v-model="detailShow"
      :show-close="true"
      :before-close="closeDetailShow"
      title="查看"
    >
      <el-descriptions :column="1" border>
        <el-descriptions-item label="名称">
          {{ detailFrom.name }}
        </el-descriptions-item>
        <el-descriptions-item label="年龄">
          {{ detailFrom.age }}
        </el-descriptions-item>
        <el-descriptions-item label="介绍">
          {{ detailFrom.desc }}
        </el-descriptions-item>
        <el-descriptions-item label="头像">
          <el-image
            style="width: 50px; height: 50px"
            :preview-src-list="returnArrImg(detailFrom.avatar)"
            :src="getUrl(detailFrom.avatar)"
            fit="cover"
          />
        </el-descriptions-item>
        <el-descriptions-item label="性别">
          {{ detailFrom.gender }}
        </el-descriptions-item>
      </el-descriptions>
    </el-drawer>
  </div>
</template>

<script setup>
  import {
    createStudent,
    deleteStudent,
    deleteStudentByIds,
    updateStudent,
    findStudent,
    getStudentList
  } from '@/api/study/student'
  import { getUrl } from '@/utils/image'
  // 图片选择组件
  import SelectImage from '@/components/selectImage/selectImage.vue'

  // 全量引入格式化工具 请按需保留
  import {
    getDictFunc,
    formatDate,
    formatBoolean,
    filterDict,
    filterDataSource,
    returnArrImg,
    onDownloadFile
  } from '@/utils/format'
  import { ElMessage, ElMessageBox } from 'element-plus'
  import { ref, reactive } from 'vue'
  import { useAppStore } from '@/pinia'
  import { useRouter } from 'vue-router'
  defineOptions({
    name: 'Student'
  })
  const router = useRouter()
  // const router = useRouter()
  const clickDetail = (row) => {
    console.log(row.ID)
    router.push({
      name: 'studentDetail',
      params: {
        id: row.ID
      }
    })
    // router.push({"/src/view/study/student/view/detail"})
  }

  // 提交按钮loading
  const btnLoading = ref(false)
  const appStore = useAppStore()

  // 控制更多查询条件显示/隐藏状态
  const showAllQuery = ref(false)

  // 自动化生成的字典（可能为空）以及字段
  const genderOptions = ref([])
  const formData = ref({
    name: '',
    age: undefined,
    desc: '',
    avatar: '',
    gender: ''
  })

  // 验证规则
  const rule = reactive({
    name: [
      {
        required: true,
        message: '',
        trigger: ['input', 'blur']
      },
      {
        whitespace: true,
        message: '不能只输入空格',
        trigger: ['input', 'blur']
      }
    ],
    age: [
      {
        required: true,
        message: '',
        trigger: ['input', 'blur']
      }
    ]
  })

  const elFormRef = ref()
  const elSearchFormRef = ref()

  // =========== 表格控制部分 ===========
  const page = ref(1)
  const total = ref(0)
  const pageSize = ref(10)
  const tableData = ref([])
  const searchInfo = ref({})
  // 重置
  const onReset = () => {
    searchInfo.value = {}
    getTableData()
  }

  // 搜索
  const onSubmit = () => {
    elSearchFormRef.value?.validate(async (valid) => {
      if (!valid) return
      page.value = 1
      getTableData()
    })
  }

  // 分页
  const handleSizeChange = (val) => {
    pageSize.value = val
    getTableData()
  }

  // 修改页面容量
  const handleCurrentChange = (val) => {
    page.value = val
    getTableData()
  }

  // 查询
  const getTableData = async () => {
    const table = await getStudentList({
      page: page.value,
      pageSize: pageSize.value,
      ...searchInfo.value
    })
    if (table.code === 0) {
      tableData.value = table.data.list
      total.value = table.data.total
      page.value = table.data.page
      pageSize.value = table.data.pageSize
    }
  }

  getTableData()

  // ============== 表格控制部分结束 ===============

  // 获取需要的字典 可能为空 按需保留
  const setOptions = async () => {
    genderOptions.value = await getDictFunc('gender')
  }

  // 获取需要的字典 可能为空 按需保留
  setOptions()

  // 多选数据
  const multipleSelection = ref([])
  // 多选
  const handleSelectionChange = (val) => {
    multipleSelection.value = val
  }

  // 删除行
  const deleteRow = (row) => {
    ElMessageBox.confirm('确定要删除吗?', '提示', {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      type: 'warning'
    }).then(() => {
      deleteStudentFunc(row)
    })
  }

  // 多选删除
  const onDelete = async () => {
    ElMessageBox.confirm('确定要删除吗?', '提示', {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      type: 'warning'
    }).then(async () => {
      const IDs = []
      if (multipleSelection.value.length === 0) {
        ElMessage({
          type: 'warning',
          message: '请选择要删除的数据'
        })
        return
      }
      multipleSelection.value &&
        multipleSelection.value.map((item) => {
          IDs.push(item.ID)
        })
      const res = await deleteStudentByIds({ IDs })
      if (res.code === 0) {
        ElMessage({
          type: 'success',
          message: '删除成功'
        })
        if (tableData.value.length === IDs.length && page.value > 1) {
          page.value--
        }
        getTableData()
      }
    })
  }

  // 行为控制标记（弹窗内部需要增还是改）
  const type = ref('')

  // 更新行
  const updateStudentFunc = async (row) => {
    const res = await findStudent({ ID: row.ID })
    type.value = 'update'
    if (res.code === 0) {
      formData.value = res.data
      dialogFormVisible.value = true
    }
  }

  // 删除行
  const deleteStudentFunc = async (row) => {
    const res = await deleteStudent({ ID: row.ID })
    if (res.code === 0) {
      ElMessage({
        type: 'success',
        message: '删除成功'
      })
      if (tableData.value.length === 1 && page.value > 1) {
        page.value--
      }
      getTableData()
    }
  }

  // 弹窗控制标记
  const dialogFormVisible = ref(false)

  // 打开弹窗
  const openDialog = () => {
    type.value = 'create'
    dialogFormVisible.value = true
  }

  // 关闭弹窗
  const closeDialog = () => {
    dialogFormVisible.value = false
    formData.value = {
      name: '',
      age: undefined,
      desc: '',
      avatar: '',
      gender: ''
    }
  }
  // 弹窗确定
  const enterDialog = async () => {
    btnLoading.value = true
    elFormRef.value?.validate(async (valid) => {
      if (!valid) return (btnLoading.value = false)
      let res
      switch (type.value) {
        case 'create':
          res = await createStudent(formData.value)
          break
        case 'update':
          res = await updateStudent(formData.value)
          break
        default:
          res = await createStudent(formData.value)
          break
      }
      btnLoading.value = false
      if (res.code === 0) {
        ElMessage({
          type: 'success',
          message: '创建/更改成功'
        })
        closeDialog()
        getTableData()
      }
    })
  }

  const detailFrom = ref({})

  // 查看详情控制标记
  const detailShow = ref(false)

  // 打开详情弹窗
  const openDetailShow = () => {
    detailShow.value = true
  }

  // 打开详情
  const getDetails = async (row) => {
    // 打开弹窗
    const res = await findStudent({ ID: row.ID })
    if (res.code === 0) {
      detailFrom.value = res.data
      openDetailShow()
    }
  }

  // 关闭详情弹窗
  const closeDetailShow = () => {
    detailShow.value = false
    detailFrom.value = {}
  }
</script>

<style></style>
